20960184

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1$

素因数の和:253

約数の個数: 128

約数和(自身を含む): 65318400

約数和(自身を除く): 44358216

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 41, 42, 51, 56, 68, 82, 84, 102, 119, 123, 136, 164, 168, 179, 204, 238, 246, 287, 328, 357, 358, 408, 476, 492, 537, 574, 697, 714, 716, 861, 952, 984, 1074, 1148, 1253, 1394, 1428, 1432, 1722, 2091, 2148, 2296, 2506, 2788, 2856, 3043, 3444, 3759, 4182, 4296, 4879, 5012, 5576, 6086, 6888, 7339, 7518, 8364, 9129, 9758, 10024, 12172, 14637, 14678, 15036, 16728, 18258, 19516, 21301, 22017, 24344, 29274, 29356, 30072, 36516, 39032, 42602, 44034, 51373, 58548, 58712, 63903, 73032, 85204, 88068, 102746, 117096, 124763, 127806, 154119, 170408, 176136, 205492, 249526, 255612, 308238, 374289, 410984, 499052, 511224, 616476, 748578, 873341, 998104, 1232952, 1497156, 1746682, 2620023, 2994312, 3493364, 5240046, 6986728, 10480092, 20960184]

約数ペア:

[(1, 20960184), (2, 10480092), (3, 6986728), (4, 5240046), (6, 3493364), (7, 2994312), (8, 2620023), (12, 1746682), (14, 1497156), (17, 1232952), (21, 998104), (24, 873341), (28, 748578), (34, 616476), (41, 511224), (42, 499052), (51, 410984), (56, 374289), (68, 308238), (82, 255612), (84, 249526), (102, 205492), (119, 176136), (123, 170408), (136, 154119), (164, 127806), (168, 124763), (179, 117096), (204, 102746), (238, 88068), (246, 85204), (287, 73032), (328, 63903), (357, 58712), (358, 58548), (408, 51373), (476, 44034), (492, 42602), (537, 39032), (574, 36516), (697, 30072), (714, 29356), (716, 29274), (861, 24344), (952, 22017), (984, 21301), (1074, 19516), (1148, 18258), (1253, 16728), (1394, 15036), (1428, 14678), (1432, 14637), (1722, 12172), (2091, 10024), (2148, 9758), (2296, 9129), (2506, 8364), (2788, 7518), (2856, 7339), (3043, 6888), (3444, 6086), (3759, 5576), (4182, 5012), (4296, 4879)]